Assembly Line

LLVM project

The LLVM Project is a collection of modular and reusable compiler and toolchain technologies.

LLVM project is an open-source programming language project on GitHub under a license set out in its repository, with 41k stars. Its last push was today.

Stars
41k
License
See repository
Activity
Active
Latest release
llvmorg-23.1.4

Code on GitHub Website

Judgement

What it is
Developer tool
What it does
The LLVM compiler infrastructure, including Clang, LLD, LLDB and the optimiser and code generators many language compilers build on.
Adopt it when
You compile C or C++ with Clang, or are building a compiler or language tooling.
Watch out
Huge codebase with an internal API that changes between releases.
Ready for
Production-ready
Runs as
Command line and library
Built with
C++
How established
Established: started 10 years ago, latest release llvmorg-23.1.4.
What the license allows
GitHub could not read the license. Check it in the repository before reusing any code.

Judged on 2026-11-03 from the project's README and GitHub data. The license and age lines are worked out directly.

Built from

Follow it down: LLVM project → runs on a microchip

How compilers were built, back to punched paper tape

Built on LLVM project: 129 projects

  1. 1
    Flutter flutter

    Flutter makes it easy and fast to build beautiful apps for mobile and beyond

    Framework or platform Production-ready You want one team to ship polished apps on mobile and desktop from a shared codebase.

    ★ 181k BSD-3-Clause Dart Active, pushed today
  2. 2
    Llama.cpp ggml-org

    LLM inference in C/C++

    Building block Production-ready You need efficient local or edge LLM inference and want the engine many other tools are built on.

    ★ 133k MIT C++ Active, pushed today
  3. 3
    Electron electron

    :electron: Build cross-platform desktop apps with JavaScript, HTML, and CSS

    Framework or platform Production-ready You want one web codebase to ship desktop apps for Windows, macOS and Linux.

    ★ 124k MIT C++ Active, pushed today
  4. 4
    Godot godotengine

    Godot Engine – Multi-platform 2D and 3D game engine

    Framework or platform Production-ready You want a royalty-free engine for 2D games or small to mid-size 3D games.

    ★ 119k MIT C++ Active, pushed today
  5. 5
    PyTorch pytorch

    Tensors and Dynamic neural networks in Python with strong GPU acceleration

    Framework or platform Production-ready You train or fine-tune neural networks.

    ★ 105k See repository Python Active, pushed today
  6. 6
    PaddleOCR PaddlePaddle

    Turn any PDF or image document into structured data for your AI. A powerful, lightweight OCR toolkit that bridges the gap between images/PDFs and LLMs. Supports 100+ languages.

    Building block Production-ready You need strong OCR, especially for Chinese and Asian scripts, in a document pipeline.

    ★ 92k Apache-2.0 Python Active, pushed 2 months ago
  7. 7
    OBS Studio obsproject

    OBS Studio - Free and open source software for live streaming and screen recording

    Complete system Production-ready You record tutorials or stream to Twitch, YouTube and similar platforms.

    ★ 79k GPL-2.0 C Active, pushed today
  8. 8
    Elasticsearch elastic

    Free and Open Source, Distributed, RESTful Search Engine

    Building block Production-ready You need full-text search or log analytics at scale and want Elastic's features and managed cloud.

    ★ 78k See repository Java Active, pushed today
  9. 9
    Tesseract tesseract-ocr

    Tesseract Open Source OCR Engine (main repository)

    Building block Production-ready You need free, offline OCR for reasonably clean printed text.

    ★ 77k Apache-2.0 C++ Active, pushed 5 days ago
  10. 10
    Swift swiftlang

    The Swift Programming Language

    Developer tool Production-ready You build iOS or macOS apps, or want Swift on Linux servers.

    ★ 71k Apache-2.0 Swift Active, pushed today
  11. 11
    ClickHouse ClickHouse

    ClickHouse® is a real-time analytics database management system

    Building block Production-ready You need fast analytics on large append-heavy data such as events, logs or metrics.

    ★ 51k Apache-2.0 C++ Active, pushed today
  12. 12
    Milvus milvus-io

    Milvus is a high-performance, cloud-native vector database built for scalable vector ANN search

    Building block Production-ready You need vector search over hundreds of millions of embeddings or more and have the people to run a distributed system.

    ★ 47k Apache-2.0 Go Active, pushed today
  13. 13
    DuckDB duckdb

    DuckDB is a high-performance analytical database system

    Building block Production-ready You analyse data that fits on one machine and want fast SQL without running a server.

    ★ 43k MIT C++ Active, pushed today
  14. 14
    FreeCAD FreeCAD

    Official source code of FreeCAD, a free and opensource multiplatform 3D parametric modeler.

    Complete system Production-ready Engineers, makers or small firms need free parametric CAD without SolidWorks or Fusion licences.

    ★ 35k LGPL-2.1 C++ Active, pushed today
  15. 15
    Mongo mongodb

    The MongoDB Database

    Building block Production-ready Your data is naturally document-shaped and changes structure often, or your team already knows MongoDB.

    ★ 29k See repository C++ Active, pushed today
  16. 16
    Typesense typesense

    Open Source alternative to Algolia + Pinecone and an Easier-to-Use alternative to ElasticSearch ⚡ 🔍 ✨ Fast, typo tolerant, in-memory fuzzy Search Engine for building delightful search experiences

    Building block Production-ready You want Algolia-style instant search for a site or app that you can self-host cheaply.

    ★ 27k GPL-3.0 C++ Active, pushed 3 days ago
  17. 17
    Solidity argotorg

    Solidity, the Smart Contract Programming Language

    Developer tool Production-ready You are writing smart contracts for Ethereum or an EVM-compatible chain.

    ★ 26k GPL-3.0 C++ Active, pushed today
  18. 18
    libGDX libgdx

    Desktop/Android/HTML5/iOS Java game development framework

    Framework or platform Production-ready You want to write 2D or simple 3D games in Java or Kotlin for desktop and Android.

    ★ 26k Apache-2.0 Java Active, pushed today
  19. 19
    V8 v8

    The official mirror of the V8 Git repository

    Building block Production-ready You are embedding a JavaScript engine in your own product or working on runtimes.

    ★ 25k See repository C++ Active, pushed today
  20. 20
    TDengine taosdata

    High-performance, scalable time-series database designed for Industrial IoT (IIoT) scenarios

    Building block Production-ready You collect data from many devices and need efficient storage with a table-per-device model.

    ★ 25k AGPL-3.0 C Active, pushed today

Open-source alternatives to LLVM project

  1. 1
    Go golang

    The Go programming language

    Developer tool Production-ready You build backend services or command-line tools and value simple code, fast builds and single-binary deploys.

    ★ 140k BSD-3-Clause Go Active, pushed today
  2. 2
    Rust rust-lang

    Empowering everyone to build reliable and efficient software.

    Developer tool Production-ready You need C-level performance with memory safety, for systems software, CLIs, services or WebAssembly.

    ★ 121k Apache-2.0 Rust Active, pushed today
  3. 3
    TypeScript microsoft

    TypeScript is a superset of JavaScript that compiles to clean JavaScript output.

    Developer tool Production-ready You write JavaScript projects of any size and want static types and better editor tooling.

    ★ 112k Apache-2.0 Go Active, pushed today
  4. 4
    CPython python

    The Python programming language

    Developer tool Production-ready You write Python, or need to build, embed or contribute to the interpreter itself.

    ★ 78k See repository Python Active, pushed today
  5. 5
    Swift swiftlang

    The Swift Programming Language

    Developer tool Production-ready You build iOS or macOS apps, or want Swift on Linux servers.

    ★ 71k Apache-2.0 Swift Active, pushed today
  6. 6
    Kotlin JetBrains

    The Kotlin Programming Language.

    Developer tool Production-ready You build Android apps or JVM services and want a more concise, null-safe alternative to Java.

    ★ 54k See repository Kotlin Active, pushed today
  7. 7
    Julia JuliaLang

    The Julia Programming Language

    Developer tool Production-ready You do scientific computing, simulation or numerical work where Python is too slow and C is too painful.

    ★ 49k MIT Julia Active, pushed today
  8. 8
    Php-src php

    The PHP Interpreter

    Developer tool Production-ready You build or host PHP applications, or need to build PHP or its extensions from source.

    ★ 42k BSD-3-Clause C Active, pushed today

Stars, license and activity come from GitHub and refresh on a rolling hourly schedule. The project's own description is quoted as written.